Merge branch 'master' of github.com:OpenSpace/OpenSpace

modules/cefwebgui/src/guirenderhandler.cpp

@@ -74,10 +74,16 @@ void GUIRenderHandler::draw() {
         return;
     }
 
+    if (!isTextureReady()) {
+        return;
+    }
+
     if (_programObject->isDirty()) {
         _programObject->rebuildFromFile();
     }
 
+    updateTexture();
+
     glEnable(GL_BLEND);
     glBlendEquation(GL_FUNC_ADD);
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);